Ontologia

Town · JPN

Tamakawa

Japan

CfaTemperate, no dry season, hot summer(86 %)

Species observed

6

Observations

8

Area

47,5km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

6 distinct species · 8 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 obs · 1 cellules
Obs. / cellule
≥ 8
8–7
8–7
8–7
< 8

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

11,9°C

Annual rain

1 469mm

Warmest m°

27,6°C

Coldest m°

-4,3°C

Elevation: 370 m on average (min 257 m, max 626 m)

Bioclimatic detailsExpert
Annual mean temp.
11,9°C
Annual rain
1 469mm
Warmest month
27,6°C
Coldest month
-4,3°C
Mean alt.
370m
Min
257m
Max
626m
Std. dev.
87m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(86 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,6

Org. C

42,8g/kg

Clay

23,7%

Sand

38,7%

Silt

37,6%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
60,2g/kg
Clay
23,4%
Sand
38,6%
Silt
38,1%
5–15 cm
pH H₂O
5,7
Org. C
38,9g/kg
Clay
24,2%
Sand
38,2%
Silt
37,6%
15–30 cm
pH H₂O
5,7
Org. C
29,2g/kg
Clay
23,5%
Sand
39,3%
Silt
37,2%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest52.9%
Crops17.1%
Built-up2.3%
Bare soil0.8%
Other (grassland, water…)26.9%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

16,9km

Basins crossed

2

Max stream order

4

Max drainage

887km²

Discharge in basins

5,0m³/s

Mean precip.

1 344mm/an

Mean T°

11,3°C

Moisture idx

0,30

Max snow

11%

Mean runoff

755mm/an

Mean elev. (basins)

349m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

230,0%

Pesticides

95,9kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas1

IUCN IV · 1

Yomogidayama

IUCN IV

Prefectural Wildlife Protection Area · 2013

18 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN